AU2021249482B2 - Switchable amplifier - Google Patents

Switchable amplifier Download PDF

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Publication number
AU2021249482B2
AU2021249482B2 AU2021249482A AU2021249482A AU2021249482B2 AU 2021249482 B2 AU2021249482 B2 AU 2021249482B2 AU 2021249482 A AU2021249482 A AU 2021249482A AU 2021249482 A AU2021249482 A AU 2021249482A AU 2021249482 B2 AU2021249482 B2 AU 2021249482B2
Authority
AU
Australia
Prior art keywords
half bridge
test
operating mode
amplifier
output terminal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
AU2021249482A
Other languages
English (en)
Other versions
AU2021249482A1 (en
Inventor
Patrick DENZ
Pedro PÉREZ DE AYALA RULL
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Omicron Electronics GmbH
Original Assignee
Omicron Electronics GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Omicron Electronics GmbH filed Critical Omicron Electronics GmbH
Publication of AU2021249482A1 publication Critical patent/AU2021249482A1/en
Application granted granted Critical
Publication of AU2021249482B2 publication Critical patent/AU2021249482B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H03F3/2178—Class D power amplifiers; Switching amplifiers using more than one switch or switching amplifier in parallel or in series
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/2832—Specific tests of electronic circuits not provided for elsewhere
    • G01R31/2836—Fault-finding or characterising
    • G01R31/2839—Fault-finding or characterising using signal generators, power supplies or circuit analysers
    • G01R31/2841—Signal generators
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M7/219—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H03F3/2173—Class D power amplifiers; Switching amplifiers of the bridge type
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/171—A filter circuit coupled to the output of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/267—A capacitor based passive circuit, e.g. filter, being used in an amplifying circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • General Engineering & Computer Science (AREA)
  • Amplifiers (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AU2021249482A 2020-04-03 2021-04-02 Switchable amplifier Active AU2021249482B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ATA50287/2020A AT523673B1 (de) 2020-04-03 2020-04-03 Umschaltbarer Verstärker
ATA50287/2020 2020-04-03
PCT/EP2021/058791 WO2021198505A1 (de) 2020-04-03 2021-04-02 Umschaltbarer verstärker

Publications (2)

Publication Number Publication Date
AU2021249482A1 AU2021249482A1 (en) 2022-09-29
AU2021249482B2 true AU2021249482B2 (en) 2023-09-07

Family

ID=75441885

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2021249482A Active AU2021249482B2 (en) 2020-04-03 2021-04-02 Switchable amplifier

Country Status (11)

Country Link
US (1) US20230138101A1 (pt)
EP (1) EP4100751B1 (pt)
KR (1) KR102635055B1 (pt)
CN (1) CN115461631A (pt)
AT (1) AT523673B1 (pt)
AU (1) AU2021249482B2 (pt)
BR (1) BR112022017997A2 (pt)
CA (1) CA3172035C (pt)
MX (1) MX2022012308A (pt)
PL (1) PL4100751T3 (pt)
WO (1) WO2021198505A1 (pt)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3114763B1 (en) * 2014-03-05 2018-06-06 ABB Schweiz AG Multilevel converter
CN109687715A (zh) * 2018-12-20 2019-04-26 江苏万帮德和新能源科技股份有限公司 一种提高llc增益范围的变换器及其控制方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69314933T2 (de) * 1993-02-24 1998-06-10 St Microelectronics Srl Selbstkonfigurierbarer Doppelbrückenverstärker
AU2003255888A1 (en) * 2002-09-16 2004-04-30 Koninklijke Philips Electronics N.V. A method and apparatus for iddq measuring
US9519034B2 (en) * 2014-05-15 2016-12-13 Everspin Technologies, Inc. Bipolar chopping for 1/F noise and offset reduction in magnetic field sensors
CN107015081B (zh) * 2017-04-28 2023-05-12 南京南瑞继保电气有限公司 一种阻尼模块试验装置及其试验方法
CN206725674U (zh) * 2017-04-28 2017-12-08 南京南瑞继保电气有限公司 一种阻尼模块试验装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3114763B1 (en) * 2014-03-05 2018-06-06 ABB Schweiz AG Multilevel converter
CN109687715A (zh) * 2018-12-20 2019-04-26 江苏万帮德和新能源科技股份有限公司 一种提高llc增益范围的变换器及其控制方法

Also Published As

Publication number Publication date
EP4100751B1 (de) 2024-01-10
MX2022012308A (es) 2022-10-27
BR112022017997A2 (pt) 2022-10-25
CA3172035C (en) 2024-02-27
AT523673B1 (de) 2023-03-15
CN115461631A (zh) 2022-12-09
WO2021198505A1 (de) 2021-10-07
EP4100751A1 (de) 2022-12-14
EP4100751C0 (de) 2024-01-10
CA3172035A1 (en) 2021-10-07
KR20220163456A (ko) 2022-12-09
AU2021249482A1 (en) 2022-09-29
PL4100751T3 (pl) 2024-04-15
US20230138101A1 (en) 2023-05-04
AT523673A1 (de) 2021-10-15
KR102635055B1 (ko) 2024-02-07

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